A vast network of subterranean bunkers in the American west was home to the power to destroy nations, but today, this facility is deserted. Stories: 1) Larson Missile Silo, Washington, USA; 2) Rangsdorf Airfield, Berlin, Germany; 3) Mesa Verde, Colorado, USA; 4) Castries Harbor, St. Lucia, Caribbean
| Name | Type | Role | |
|---|---|---|---|
| Luke Wales | Producer | Series Producer | |
| Andrew Lessner | Producer | for SCIENCE CHANNEL | |
| Annie MacKinder | Producer | Shooting Producer | |
| Tom Williams | Producer | Series Producer | |
| Tamsin Curry | Producer | Shooting Producer | |
| Dougal Jerram | Guest Star | Self - Earth Scientist | |
| Geoffrey 'Geoff' Wawro | Guest Star | Self - Historian and Author | |
| Michele Mitchell | Guest Star | Self - Historian and Author | |
| Jim Brockus | Guest Star | Self - Diver | |
| Knut Hentzschel | Guest Star | Self - Historian | |
| Sascha Auerbach | Guest Star | Self - Historian | |
| Dominic Selwood | Guest Star | Self - Historian and Author | |
| Lynette Nusbacher | Guest Star | Self - Military Historian | |
| Gregor Williams | Guest Star | Self - Historian | |
| Jim Meigs | Guest Star | Self - Author and Journalist | |
| Cristy Brown | Guest Star | Self - Ranger, Mesa Verde | |
| Michael Chastanet | Guest Star | Self - Local Resident, Saint Lucia Island | |
| James S. Corum | Guest Star | Self - Military Historian | |
| Henry Scott | Executive Producer | ||
| Neil Laird | Executive Producer | for SCIENCE CHANNEL | |
| Bruce Burgess | Executive Producer | ||
| Luke Wales | Director | ||
| Annie MacKinder | Director | ||
| Tom Williams | Director | ||
| Tamsin Curry | Director |